Graco 309518P Washer User Manual


 
Pressure Relief Procedure
309518P 7
Pressure Relief Procedure
WARNING
Follow Pressure Relief Procedure when you stop
spraying and before cleaning, checking, servicing, or
transporting equipment. Read warnings, page 5.
1. Engage trigger lock.
2. Press Stop .
3. Close main air shutoff valve on air supply line and on
unit. Turn off air regulator.
4. Close fluid sampling and shutoff valves A and B.
5. Disengage trigger lock.
I
O
SUPPLY AIR
PRESSURE
PLURAL COMPONENT PROPORTIONER
I
O
PSI
Bar
MPa
PSI
Bar
MPa
AB
Close
Close
Close
Close
6. Hold a metal part of the gun firmly to a grounded
metal pail. Trigger gun to relieve pressure.
7. Engage trigger lock.
8. Place waste container under sampling valves, then
open valves A and B slowly to relieve pressure
between pump and metering valve.
9. Close sampling valves A and B.
TI5046A
AB
Close
Close
Open
Open
Close Close
AB